Issue 1, 2003

Singlet-energy transfer in quadruple hydrogen-bonded oligo(p-phenylenevinylene)perylene-diimide dyads

Abstract

The photophysical properties of a supramolecular donor–acceptor dyad consisting of an oligo(p-phenylenevinylene) unit and a perylene-diimide unit are described. The dyad is created by functionalising the two chromophores with quadruple hydrogen bonding 2-ureido-4[1H]-pyrimidinone units, which provide a high association constant (K ≈ 108 M−1 in toluene). This feature enabled us to study the time-resolved photoinduced singlet-energy transfer reaction between the two chromophores in dilute solution with transient pump-probe spectroscopy. This energy transfer occurs with a time constant of 5.1 ps.

Graphical abstract: Singlet-energy transfer in quadruple hydrogen-bonded oligo(p-phenylenevinylene)perylene-diimide dyads

Article information

Article type
Paper
Submitted
10 Sep 2002
Accepted
12 Nov 2002
First published
29 Nov 2002

Org. Biomol. Chem., 2003,1, 198-203

Singlet-energy transfer in quadruple hydrogen-bonded oligo(p-phenylenevinylene)perylene-diimide dyads

E. E. Neuteboom, E. H. A. Beckers, S. C. J. Meskers, E. W. Meijer and R. A. J. Janssen, Org. Biomol. Chem., 2003, 1, 198 DOI: 10.1039/B208824J

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